baber/WOPTO huggingface dataset:
Patent WO-2020177495-A1 (WO)
Inventor: GAO YONGLU
IPC: G06F16/21
Filed: 2020-01-19
Abstract: The problem in the prior art of production service interruption resulting from that a database connection pool leakage phenomenon cannot be sensed automatically and thus database connection pool leakage occurs is solved. Disclosed in the present invention are a database connection management method and apparatus, and a device. The method comprises: when a database connection is occupied by an application, determining a duration when the database connection is occupied by the application; and if it is determined that the duration is greater than or equal to a first preset duration and no transmission content is detected in the database connection, releasing the occupation of the database connection by the application.
Patent WO-2020181934-A1 (WO)
Inventor: LIN BINGWEN
IPC: G06N3/00
Filed: 2020-01-22
Abstract: A method and a device for determining the position of a target object on the basis of a particle swarm algorithm. Said method comprises: determining the speed and position of each particle in a particle swarm (100); calculating a fitness value of each particle according to the updated speed and position of the particle, ranking the particles according to the magnitudes of the fitness values, and choosing, according to a particle swarm scale and a crossover probability, some particles from a ranking result to enter a crossover pool (102); choosing particles from the crossover pool for crossover (104); mutating the particles in the particle swarm (106); determining whether a termination condition for a particle swarm algorithm is satisfied (108); when the termination condition for the particle swarm algorithm is not satisfied, returning to step (100); and when the termination condition for the particle swarm algorithm is satisfied, obtaining an optimal solution (110).
Patent WO-2021000588-A1 (WO)
Title: 一种同轴双转子变速电磁传动器
Inventor: HUA WEI
IPC: H02K49/04
Filed: 2020-02-27
Abstract: 本发明提供了一种同轴双转子变速电磁传动器，包括：外转子、端盖、负载轴、定子、内转子，外转子、负载轴、定子与内转子同轴设置，端盖包括分别设置在传动器两端的第一端盖和第二端盖，外转子通过轴承分别与两个端盖滑动连接；负载轴通过轴承分别与第一端盖和外转子内侧滑动连接；定子固定于第一端盖内侧，设置于外转子内部，并分别与内、外转子之间留有气隙；内转子套设在负载轴上，设置于定子内部，内转子和定子之间留有气隙。。本发明采用双转子结构，无机械磨损，系统运行平稳且噪声小；转速可以大于输入转速，调速范围变宽，且传动比低，传递效率高；动力源与负载之间为电磁结构，系统可靠性高，寿命长。此外，能够实现传输功率的主动调节。
Patent WO-2021120404-A1 (WO)
Title: 一种红外和可见光的融合方法
Inventor: LIU RISHENG
IPC: G06T5/50
Filed: 2020-03-05
Abstract: 本发明提供一种红外和可见光的融合方法，属于图像处理和计算机视觉领域。本发明采用一对红外双目相机和可见光双目相机获取图像，涉及构建融合图像金字塔与视觉显著增强算法，是一种利用多尺度变换的红外与可见光融合算法。本发明利用双目相机和NVIDIATX2构建高性能运算平台，并构建高性能求解算法以获高质量的红外和可见光融合图像。本发明利用红外和可见光相机成像的不同原理，通过设计滤波模板来构建图像金子塔，获取不同尺度下的图像信息后进行图像超分辨与显著增强，最后通过GPU加速达到实时。本发明的系统易于构建，分别使用红外立体双目相机和可见光立体双目相机即可完成输入数据的采集；程序简单，易于实现。
Patent WO-2021168913-A1 (WO)
Inventor: LI BANGLIANG
IPC: A23L29/00
Filed: 2020-03-12
Abstract: Fat-reducing food, comprising very-low calorie food and calorie-restricting balanced food. The calorie of the very-low calorie food is 400-800 kilocalories, and the very-low calorie food comprises any one of a food set meal A, a food set meal B, a food set meal C or a food set meal D, and fresh food. The fat-reducing food is used for reducing fat of overweight or obesity groups, the very-low calorie food is eaten in 1-5 days, and the calorie-restricting balanced food is eaten in 6-20 days. Further provided is a food box containing the fat-reducing food.
Patent WO-2020192561-A1 (WO)
Inventor: GU RENQUAN
IPC: H01L27/32
Filed: 2020-03-20
Abstract: The present invention provides a display substrate and preparation method therefor, and a display device. The display substrate comprises: a base structure and a display structure provided above the base structure, the display structure comprising a plurality of light emitting units, and the display structure being divided into a plurality of transparent areas and a plurality of opaque areas; and a drive circuit, configured to drive the display of the display structure. The drive circuit comprises a pixel drive circuit and a peripheral circuit. The pixel drive circuit is provided between the base structure and the display structure. The peripheral circuit is configured to drive the pixel drive circuit. The peripheral circuit is provided on the side of the base structure away from the display structure. The peripheral circuit is located in the opaque areas of the display structure. The peripheral circuit is connected to the pixel drive circuit by means of at least one via hole formed in the base structure. The display substrate can implement bezel-less display, thereby facilitating implementing seamless tiled display of a plurality of display substrates.
Patent WO-2021189271-A1 (WO)
Title: 显示器件及显示装置
Inventor: MENG XIANQIN
IPC: H01L27/32
Filed: 2020-03-24
Abstract: 本公开公开了一种显示器件及显示装置，包括：相对设置的第一基板和第二基板位于第一基板与第二基板之间的发光像素阵列，位于发光像素阵列背光侧的反射板，依次位于发光像素阵列出光测的偏振转化结构和偏振过滤结构；偏振过滤结构用于对由发光像素阵列侧照射至偏振过滤结构的光进行过滤，以使目标偏振的光透过，非目标偏转的光反射回去；偏振转化结构用于将透过的圆偏振光转换为线偏振光，或将透过的线偏振光转换为圆偏振光。
Patent WO-2021203350-A1 (WO)
Inventor: ZHU WEI
IPC: A24F40/53
Filed: 2020-04-09
Abstract: An electronic cigarette energy saving control method and device, and an electronic cigarette. The method and apparatus are applied to an electronic cigarette, and the electronic cigarette comprises an atomization device and a power supply device. The method comprises: detecting whether the atomization device is inserted into the power supply device (S1); if yes, generating a wake-up signal to wake up the power supply device so that the power supply device enters a working state (S2); and if not, maintaining the power supply device in a power-off energy saving state (S3). In either case where the atomization device is connected or not connected to the power supply device, the energy consumption of the power supply device can be effectively controlled, so that the electric energy loss of the power supply device is reduced, and power reduction or depletion of the power supply device caused by long-time standby of components in the power supply device is avoided, thereby effectively improving the user experience.
Patent WO-2021223080-A1 (WO)
Title: Display substrate and display device
Inventor: JIANG XIAOFENG
IPC: H01L23/60
Filed: 2020-05-06
Abstract: Provided are a display substrate (00) and a display device. The display substrate (00) comprises: a base substrate (001), a plurality of sub-pixels (002), a plurality of data lines (003), a plurality of data transmission lines (004), a plurality of electrostatic discharge circuits (005), a panel crack detection wiring (006) and a plurality of electrostatic discharge dummy circuits (007), wherein at least one electrostatic discharge dummy circuit (007) of the plurality of electrostatic discharge dummy circuits (007) can be connected to the panel crack detection wiring (006). Static electricity accumulated on the panel crack detection wiring (006) is released by means of the electrostatic discharge dummy circuit (007), such that other wirings in the display substrate (00) are prevented from being burnt out due to the static electricity accumulated on the panel crack detection wiring (006), and the yield of the display substrate (00) is improved.
Patent WO-2020233506-A1 (WO)
Inventor: ZHANG LIXIN
IPC: C12R1/465
Filed: 2020-05-15
Abstract: A method for improving the production of streptomyces polyketide compounds is provided. The method greatly improves the capability of the streptomyces polyketide compounds by strengthening a triacylglycerol decomposition pathway in streptomyces during the stationary phase. A method for switching the primary metabolism of streptomyces to the secondary metabolism, streptomyces producing polyketide compounds, and use thereof are also provided.
Patent WO-2021217800-A1 (WO)
Inventor: YANG HANNING
IPC: H01L27/32
Filed: 2020-06-12
Abstract: The present application provides a display panel, comprising: a substrate; a thin film transistor array layer provided on the substrate; a light emitting device layer provided on the thin film transistor array layer; a thin film encapsulation layer provided on the light emitting device layer; a phase retardation layer provided in the thin film encapsulation layer; and a linear polarization layer provided in the thin film encapsulation layer. According to the present application, the cancellation of conventional polarizers solves the problems of limitation in the overall thickness of panels and reduction in the bending performance of the panels due to the provision of polarizers in conventional display panels.
Patent WO-2021208225-A1 (WO)
Inventor: LI LIANG
IPC: A47L11/30
Filed: 2020-06-18
Abstract: 一种防疫消毒清洁机器人避障方法、装置及设备，方法包括步骤：实时获取防疫消毒清洁机器人按规划路径行进过程中障碍物的距离（S1）；根据获取的障碍物的距离确定障碍物所在的预警区域，预警区域为以机器人为中心且具有不同安全距离阈值的复数个区域（S2）；根据障碍物所在的预警区域确定防疫消毒清洁机器人的当前行进速度，当前速度与所在的预警区域的安全距离阈值正相关（S3）；当持续检测到障碍物位于具有最小安全距离阈值的预警区域中时，根据持续时长控制防疫消毒清洁机器人执行相应的避让动作（S4）。该方法确保避障时速度变化的平滑性、避免了机身受到冲击和晃动、提高避障的灵活性，减少障碍耗时、提高了作业效率。
Patent WO-2021012850-A1 (WO)
Inventor: SONG HAO
IPC: A63F13/537
Filed: 2020-06-19
Abstract: Disclosed are a prompt information sending method and apparatus in a multiplayer online battle program, and a terminal. The method comprises: displaying a user interface of a multiplayer online battle program (301); receiving a directionality operation on the user interface, wherein the directionality operation is an operation for activating a prompt information sending function and is directed at a target display element in the user interface (302); according to the target display element and battle information, predicting target prompt information (303); and sending the target prompt information to clients of teammate virtual characters of a master control virtual character, or clients of all virtual characters participating in a battle (304). According to the method, idea expression of a user and battle information can be intelligently combined to determine and screen out a signal expected to be sent by the user in the current battle scenario, thereby improving human-computer interaction efficiency during information communication between the user and the other users.
Patent WO-2021051910-A1 (WO)
Title: Tile substrate of photovoltaic tiles, photovoltaic tiles and photovoltaic roofing
Inventor: ZHU BIN
IPC: H02S40/34
Filed: 2020-06-19
Abstract: Disclosed in the present application are a tile substrate of photovoltaic tiles, photovoltaic tiles and a photovoltaic roofing. The tile substrate comprises at least one bearing plate region, which is located at at least one side of a base region and which is used for bearing side edges of a photovoltaic assembly; two bending connection regions, which are respectively connected to two sides of the base region, wherein the other side of at least one bending connection region is connected to the bearing plate region, and the base region and the bending connection regions can enclose to form a heat dissipation channel together with the photovoltaic assembly; and at least one connection structure, at least the bearing plate region being connected to the connection structure. The connection structure on one side of the tile substrate of a photovoltaic tile can connect to the other side of a tile substrate of an adjacent photovoltaic tile. The described solution solves the problems in the prior art in which the heat dissipation capability of photovoltaic assemblies is poor, the fire-fighting capabilities of a roofing system is poor, thermal insulation layers are not easy to install and roof wiring is inconvenient.
Patent WO-2021031678-A1 (WO)
Inventor: GAO XUEYUAN
IPC: H04L1/00
Filed: 2020-06-19
Abstract: 本申请实施例公开了一种传输调度的方法和设备，用以解决目前并没有支持各种通信场景变化的传输调度的方案。本申请实施例网络侧设备向终端设备发送传输指令；终端设备根据所述传输指令确定传输调度方式并进行传输调度。而所述网络侧设备在确定满足调整条件后，确定新的传输调度方式并通知所述终端设备，从而所述终端设备通过所述新的传输调度方式进行传输调度。上述方法，网络侧设备能够在确定当前传输调度方式满足调整条件后，调整传输调度方式，并通知所述终端设备，从而使所述终端设备进行传输调度方式调整，更好的保障了系统的传输性能以及可靠性，实现了多种传输方式的动态切换。
Patent WO-2021017745-A1 (WO)
Inventor: LIU ZHIDAN
IPC: G01N21/359
Filed: 2020-07-02
Abstract: 一种物料均匀性检测设备及方法，涉及新能源检测技术领域。针对目前生物质浆料均匀性状态难以量化的问题，提供一种能够满足生物质浆料等多元化物料的检测需要的物料均匀性检测设备。样品池（11）在旋转升降装置（12）的带动下进行升降螺旋运动，对样品池（11）以一定轨迹形式进行数据采集，通过将多次测量的大量透射光光强值与高度之间的关系建立图像，分别显示水平分层的均匀性和竖直方向的均匀性，以此来判断物料样品整体的均匀性。
Patent WO-2022021273-A1 (WO)
Title: 二次电池、其制备方法及含有该二次电池的电池模块、电池包和装置
Inventor: KANG MENG
IPC: H01M4/587
Filed: 2020-07-31
Abstract: 本申请公开了一种二次电池、其制备方法及含有该二次电池的电池模块、电池包和装置。负极极片包括负极集流体以及设置在所述负极集流体至少一个表面上且包含负极活性材料的负极膜层，所述负极活性材料包括石墨，且所述负极极片满足：当将所述负极极片与锂金属片组成扣式电池，并将所述扣式电池以0.05C放电至5.0mV时，其容量增量曲线V-dQ/dV在0.055V～0.085V的位置具有石墨的三阶嵌锂相变峰。
Patent WO-2021023233-A1 (WO)
Inventor: YANG XIAOBAO
IPC: C07D417/14
Filed: 2020-08-05
Abstract: A bifunctional compound, or a pharmaceutically acceptable salt, an isomer, a prodrug, a polymorphic substance or a solvate thereof. The chemical structural formula of the bifunctional compound is represented as formula I, and the bifunctional compound can be used for preventing or treating cancers.
Patent WO-2022027620-A1 (WO)
Title: Power supply circuit, controlling method and lighting equipment
Inventor: LI XINHAI
IPC: H02M1/42
Filed: 2020-08-07
Abstract: A power supply circuit, a controlling method and a lighting equipment. The power supply circuit includes: an input circuit, configured to receive alternating current (AC) power; a rectifying circuit (D01), configured to rectify the alternating current (AC) power and output rectified power; and a PFC (Power Factor Correction) circuit, configured to convert the rectified power into direct current (DC) power, the PFC circuit comprising: a first circuit, configured to comprise an inductor, a diode and a capacitor that are serially connected between a first output port of the rectifying circuit (D01) and ground port; a switch (M10), configured to switch to on state or off state according to a controlling signal, so that the direct current power is generated, the switch being connected between the ground port and a node connecting the inductor and the diode; and a controller, configured to generate the controlling signal in accordance with operation mode, when switching frequency of the switch increases to a first frequency, the operation mode of the controller is switched from a first mode to a second mode.
Patent WO-2021042966-A1 (WO)
Title: Control box and massage water pool
Inventor: WANG ZHIYUE
IPC: E04H4/00
Filed: 2020-08-14
Abstract: Disclosed is a control box. The control box is internally provided with a first chamber, and the first chamber is used for accommodating a control component. The control box is also internally provided with an air supply system for supplying air to a water pool body. The air supply system comprises an air suction part having a housing, the housing is provided with an air inlet and an air outlet, and the air inlet is communicated with the first chamber; the air suction part further comprises an air pump provided in the housing, and when the air pump is started, air in the first chamber can be suctioned into the housing by means of the air inlet. The air supply system further comprises a valve part provided with a pipeline, the pipeline is provided with an air intake port and an air supply port, the air intake port is communicated with the air outlet of the housing, and the air supply port is used for being communicated with the water pool body; when the valve part is opened, the air suctioned into the housing can flow into the water pool body along the pipeline. According to the present invention, the working environment in the first chamber can be kept dry, so that the service life of the control component is prolonged. The present invention further provides a massage water pool.
Patent WO-2021027971-A1 (WO)
Inventor: LI WEI
IPC: A61Q17/04
Filed: 2020-08-17
Abstract: The present invention provides a fat extract without added ingredients, a preparation method therefor and a use thereof. In particular, the present invention provides a use of a fat extract without added ingredients in the preparation of a composition or product for one or more uses selected from the group consisting of: (a) promoting proliferation of fibroblasts; (b) promoting anti-aging of fibroblasts; and (c) promoting production of type I collagen in fibroblasts. The present invention further provides a preparation method for the fat extract without added ingredients, a pharmaceutical or cosmetic composition containing the fat extract without added ingredients, and a method for culturing fibroblasts in vitro. The fat extract without added ingredients provided in the present invention can effectively and cooperatively inhibit skin aging, prevent fibroblast apoptosis, promote fibroblast proliferation and collagen synthesis, and promote skin rejuvenation.
Patent WO-2022041075-A1 (WO)
Inventor: LI GUIYU
IPC: A47L11/40
Filed: 2020-08-27
Abstract: A mopping robot. A controller (6) controls traveling assemblies (2) to stop driving a robot body (1) to travel, and drives the robot body (1) to descend; after the robot body (1) descends, adsorption assemblies (3) come into contact with the ground; after the adsorption assemblies (3) come into contact with the ground, the adsorption assemblies (3) are controlled to be started, and the robot body (1) is absorbed on the ground by means of the adsorption assemblies (3); a cleaning assembly (4) has been in contact with the ground before the robot body (1) descends, and the contact area between the cleaning assembly (4) and stains is larger after the robot body (1) descends, so that a pressure applied to the stains is also larger; meanwhile, the cleaning assembly (4) is controlled to be started, and the cleaning assembly (4) performs reciprocating motion so as to form a reciprocating friction force on the stains. When encountering stubborn stains, the mopping robot can increase the friction force between the cleaning assembly (4) and the ground while wiping the stains reciprocatingly, so that the stubborn stains can be wiped more easily, and a user is not required to manually wipe the stains, thereby improving user experience.
Patent WO-2021135332-A1 (WO)
Title: Edge computing-based multi-agent load regulation and control method
Inventor: ZHANG HUAGUANG
IPC: H02J3/06
Filed: 2020-08-31
Abstract: The present invention relates to the technical field of load management in intelligent microgrid environments, and provides an edge computing-based multi-agent load regulation and control method. The method comprises: first, building power node data models in regional power grids; building an edge computing-based perception model by considering a coupling relationship between the regional power grids, and perceiving voltages and phase angles at two ends of a tie line; calculating line loss between the regional power grids, and superimposing power generation and power consumption power in the regional power grids to obtain net active power of the regional power grids; then, setting target functions of the regional power grids; deducing an interval power grid economic benefit optimal target function according to the target functions of the regional power grids; finally, converting an economic optimization and load regulation problem of an interval power grid into a distributed regional power grid overall economic benefit and inter-regional power balance coupling problem; and converting the target function into an augmented Lagrange function, and solving the augmented Lagrange function by using an ADMM algorithm, so as to achieve regulation and control of load of a power grid system.
Patent WO-2022047825-A1 (WO)
Title: 一种新风机组的安装方法
Inventor: MO YONGQI
IPC: F24F7/06
Filed: 2020-09-14
Abstract: 一种新风机组的安装方法；该方法包括如下步骤：S1：将主机从箱体内取出，准备好材料将主机电源线从开关盒中接出；S2：将固定板（1）固定到墙体上；然后将主机放入到固定网箱（3）内，通过固定网箱（3）内部设置的移动夹紧机构（4）可以对主机进行夹紧固定，将主机进行固定；S3：当需要移动夹紧机构（4）对主机进行夹紧时，通过控制按钮控制驱动电机（45）转动，驱动电机（45）通过双向螺旋丝杆（41）驱动丝杆滑套（42）转动，丝杆滑套（42）会通过移动座带动固定网箱（3）内的对称设置夹紧网板（44）对向移动，夹紧网板（44）的对向移动可以对主机进行夹紧固定；便于对主机进行夹紧固定作业，防止主机在安装网箱内产生晃动的现象。
Patent WO-2021057806-A1 (WO)
Title: Method for establishing diabetes disease model dog
Inventor: MI JIDONG
IPC: A01K67/027
Filed: 2020-09-23
Abstract: Provided are a method for preparing a diabetes model dog by using a gene editing technology, an obtained diabetes model dog and cells and tissues thereof. The method comprises the following steps: (1) obtaining a fertilized egg of a GCK gene point mutation diabetes disease model dog by utilizing a gene editing technology; and (2) transplanting the fertilized egg of the GCK gene point mutation diabetes disease model dog into a fallopian tube on one side of a female dog with the fallopian tubes on two sides being subjected to embryo flushing, so that the GCK gene point mutation diabetes disease model dog is prepared.
Patent WO-2021223357-A1 (WO)
Inventor: LIU LEI
IPC: H01L21/337
Filed: 2020-09-24
Abstract: La présente invention relève du domaine technique des dispositifs à semi-conducteur. L'invention concerne un dispositif à semi-conducteur, comprenant : une région de drain de type n ; une couche épitaxiale de type n située sur la région de drain de type n ; au moins deux régions de grille situées à l'intérieur de la couche épitaxiale de type n et à l'opposé d'un côté de la région de drain de type n ; une région de source de type n située à l'intérieur de la couche épitaxiale de type n et située entre des régions de grille adjacentes ; et une pluralité de colonnes de type p situées à l'intérieur de la couche épitaxiale de type n et entre les régions de grille et la région de drain de type n.
Patent WO-2021057901-A1 (WO)
Inventor: SHIH MEIJU
IPC: H04W48/16
Filed: 2020-09-25
Abstract: A method performed by a User Equipment (UE) for cell (re) selection includes the UE storing allowed Non-Public Network (NPN) information that is in a form of a Cell Access Group (CAG) Identity (ID) list or in a form of a Stand-alone Non-Public Network (SNPN) ID list, receiving NPN information and area information associated with the NPN information via a System Information Block (SIB) Type 1 (SIB1) broadcast by a cell, the NPN information including an NPN ID list, performing a first procedure according to the allowed NPN information when the allowed NPN information is in the form of the CAG ID list, and performing a second procedure according to the allowed NPN information when the allowed NPN information is in the form of the SNPN ID list.
Patent WO-2021063397-A1 (WO)
Inventor: HAO JINPING
IPC: H04W64/00
Filed: 2020-09-30
Abstract: 本申请公开了一种参考信号配置的确定方法及装置，该方法为：网络设备确定待定位终端发送非周期性参考信号的第一配置；所述网络设备向定位管理功能发送所述第一配置。网络设备是终端的服务基站，终端的服务基站在任意时刻都可能决定终端的非周期性的参考信号配置，通过向定位管理功能发送非周期性参考信号的第一配置，能够及时通知定位管理功能的非周期性参考信号的配置，使得定位管理功能按照该第一配置去向测量网元获取定位测量信息，从而优化上行定位技术并提高上行定位精度，由于非周期性参考信号是网络设备随时配置的，该配置能够适应最新的终端上报条件，使用非周期性参考信号的配置进行上行定位，能够提高上行定位的精度。
Patent WO-2021120810-A1 (WO)
Inventor: LIN XIANGKAI
IPC: G06T17/00
Filed: 2020-10-15
Abstract: 一种三维人脸模型的生成方法、装置、设备及介质，属于人工智能的计算机视觉技术领域。所述方法包括：获取输入的目标对象的三维人脸网格；根据人脸关键点对所述三维人脸网格和标准对象的第一三维人脸模型进行对齐；将所述第一三维人脸模型的部分区域与所述三维人脸网格进行拟合，得到部分拟合后的第二三维人脸模型；将所述第二三维人脸模型的全部区域与所述三维人脸网格进行拟合，得到全局拟合后的所述目标对象的三维人脸模型。通过将关键点数量较少的第一三维人脸模型与三维人脸网格进行分区域的拟合，形成关键点数量较多的第二三维人脸模型，在第二三维人脸模型的基础上拟合，使得生成的目标对象的三维人脸模型更贴近目标对象。
Patent WO-2022061996-A1 (WO)
Inventor: LAM HING-MO
IPC: G09G3/00
Filed: 2020-10-16
Abstract: The present invention provides a feedback signal detection method and a display system. The system comprises M columns of drive channels, wherein each column of drive channels comprises a pixel unit and a detection unit; the detection unit comprises a source drive module and a detection module; the source drive module comprises a digital-to-analog converter, and the detection module comprises a comparator; the digital-to-analog converter is connected to a pixel unit by means of a display signal line; a first input end of the comparator is connected to the pixel unit by means of a feedback signal line and used for receiving a feedback voltage corresponding to a feedback signal of the pixel unit; a second input end of the comparator is connected to a reference digital-to-analog converter and used for receiving a comparison voltage outputted by the reference digital-to-analogue converter; and an output end of the comparator is used for outputting a detection result obtained by comparing the feedback voltage with the comparison voltage. The display system of the present invention uses a digital domain compensation method, and uses a digital-to-analog converter in conjunction with a comparator to detect the ageing information fed back, so that various detections can be performed on devices such as a TFT, an OLED and a QLED.